For Broad Range Of Materials Such As Wood, Iron And Steel. Ideal For Production, Maintenance Or Portable Drilling Jobs.. 3/4" Shank Expands The Size Range Capacity Of Drill Chuck
Type D Adapter Drills Are Made From M42 8% Cobalt High Speed Steel Are Manufactured To Nas 965 Type "D" Specifications. Surface Treated For Drilling Hard, Tough, High Tensile Strength Materials...